ATE73907T1 - Druckmittelbetriebene antriebseinrichtung. - Google Patents

Druckmittelbetriebene antriebseinrichtung.

Info

Publication number
ATE73907T1
ATE73907T1 AT88902481T AT88902481T ATE73907T1 AT E73907 T1 ATE73907 T1 AT E73907T1 AT 88902481 T AT88902481 T AT 88902481T AT 88902481 T AT88902481 T AT 88902481T AT E73907 T1 ATE73907 T1 AT E73907T1
Authority
AT
Austria
Prior art keywords
pct
working lines
drive device
sec
pressure operated
Prior art date
Application number
AT88902481T
Other languages
English (en)
Inventor
Magnus Mauch
Achim Kehrberger
Original Assignee
Delmag Maschinenfabrik
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Delmag Maschinenfabrik filed Critical Delmag Maschinenfabrik
Application granted granted Critical
Publication of ATE73907T1 publication Critical patent/ATE73907T1/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/04—Special measures taken in connection with the properties of the fluid
    • F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/04—Special measures taken in connection with the properties of the fluid
    • F15B21/042—Controlling the temperature of the fluid
    • F15B21/0423—Cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/3056—Assemblies of multiple valves
    • F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
    • F15B2211/3058—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve having additional valves for interconnecting the fluid chambers of a double-acting actuator, e.g. for regeneration mode or for floating mode
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6343—Electronic controllers using input signals representing a temperature

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
AT88902481T 1987-03-27 1988-03-22 Druckmittelbetriebene antriebseinrichtung. ATE73907T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19873710028 DE3710028A1 (de) 1987-03-27 1987-03-27 Druckmittelbetriebene antriebseinrichtung
EP88902481A EP0362206B1 (de) 1987-03-27 1988-03-22 Druckmittelbetriebene antriebseinrichtung
PCT/EP1988/000231 WO1988007633A1 (fr) 1987-03-27 1988-03-22 Transmission hydraulique

Publications (1)

Publication Number Publication Date
ATE73907T1 true ATE73907T1 (de) 1992-04-15

Family

ID=6324072

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88902481T ATE73907T1 (de) 1987-03-27 1988-03-22 Druckmittelbetriebene antriebseinrichtung.

Country Status (6)

Country Link
US (1) US5072584A (de)
EP (1) EP0362206B1 (de)
JP (1) JPH02502842A (de)
AT (1) ATE73907T1 (de)
DE (2) DE3710028A1 (de)
WO (1) WO1988007633A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2666787B1 (fr) * 1990-09-19 1992-12-18 Aerospatiale Actionneur hydraulique a mode hydrostatique de fonctionnement de preference en secours, et systeme de commande de vol le comportant.
US5456078A (en) * 1994-08-12 1995-10-10 Caterpillar Inc. Method of purging a hydraulic system
GB2296046B (en) * 1994-10-18 1998-07-15 Automotive Products Plc Actuation systems
DE19627974C2 (de) * 1996-07-11 2003-02-06 Getrag Getriebe Zahnrad Hydraulische Stelleinheit und Verfahren zum Entlüften einer hydraulischen Stelleinheit
JPH11245831A (ja) * 1998-03-05 1999-09-14 Toyoda Mach Works Ltd 油圧式動力舵取装置
US6178871B1 (en) * 1998-06-25 2001-01-30 Tom Sutherland Actuator and method of operating same
CA2290117C (en) * 1999-11-15 2005-05-10 Wheeltronic Ltd. Equalizer
JP2001180508A (ja) * 1999-12-27 2001-07-03 Toyota Autom Loom Works Ltd パワーステアリングバルブ
ITMI20040197A1 (it) * 2004-02-09 2004-05-09 Astra Veicoli Ind S P A Procedimento e circuito per la regolazione della portata di olio idraulico di raffreddamwento freni di un veicolo
US7421840B2 (en) * 2004-03-08 2008-09-09 Bosch Rexroth Corporation Energy conversion and dissipation system
US7191593B1 (en) * 2005-11-28 2007-03-20 Northrop Grumman Corporation Electro-hydraulic actuator system
SE531309C2 (sv) * 2006-01-16 2009-02-17 Volvo Constr Equip Ab Styrsystem för en arbetsmaskin och förfarande för styrning av en hydraulcylinder hos en arbetsmaskin
JP4802852B2 (ja) * 2006-05-16 2011-10-26 コベルコ建機株式会社 作業機械の油圧回路
US8042333B2 (en) * 2007-03-14 2011-10-25 Hampton Hydraulics Oil cooling circuit for continuously reciprocating hydraulic cylinders
CN104204547A (zh) * 2012-03-22 2014-12-10 优铁工有限公司 液压缸驱动回路用的冲洗回路
JP7523259B2 (ja) * 2020-06-19 2024-07-26 川崎重工業株式会社 液圧駆動システム
JP2025156819A (ja) * 2024-04-02 2025-10-15 キャタピラー エス エー アール エル 建設機械の油圧回路

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2688313A (en) * 1950-03-21 1954-09-07 Us Navy Fluid pressure reciprocating motor and control valve apparatus
US2929212A (en) * 1957-03-28 1960-03-22 Gen Electric Cooling means for fluid actuators
CH477630A (de) * 1968-09-10 1969-08-31 Hydrel Ag Maschf Mindestens angenähert lastunabhängige Genauigkeitsumsteuerung an einem hydraulischen Leistungsantrieb für Wechselbewegungen eines Arbeitsorganes, beispielsweise bei Werkzeugmaschinen und Aufzügen
US3699847A (en) * 1971-02-04 1972-10-24 Mc Donnell Douglas Corp Cooled hydraulic system
US4059042A (en) * 1976-10-04 1977-11-22 Caterpillar Tractor Co. Hydraulic system for extremely cold environments
JPS57501440A (de) * 1980-09-29 1982-08-12
US4779418A (en) * 1987-02-17 1988-10-25 M-B-W Inc. Remote control system for a soil compactor

Also Published As

Publication number Publication date
JPH02502842A (ja) 1990-09-06
EP0362206A1 (de) 1990-04-11
DE3869412D1 (de) 1992-04-23
EP0362206B1 (de) 1992-03-18
DE3710028A1 (de) 1988-10-06
WO1988007633A1 (fr) 1988-10-06
US5072584A (en) 1991-12-17

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee